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Related papers: Rotational $K^\alpha$-translators in Minkowski spa…

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In this paper we study a contracting flow of closed, convex hypersurfaces in the Euclidean space $\mathbb R^{n+1}$ with speed $f r^{\alpha} K$, where $K$ is the Gauss curvature, $r$ is the distance from the hypersurface to the origin, and…

Analysis of PDEs · Mathematics 2017-12-22 Qi-Rui Li , Weimin Sheng , Xu-Jia Wang

In this study, we deal with non-degenerate translators of the mean curvature flow in the well-known hyperbolic Einstein's static universe. We classify translators foliated by horospheres and rotationally invariant ones, both space-like and…

Differential Geometry · Mathematics 2024-04-16 Miguel Ortega , Buse Yalçın

Translators can be regarded as submanifolds which satisfy the mean curvature flow equation when evolving by translations along a distinguished vector field of the ambient space. We study translators in Generalised Robertson-Walker…

Differential Geometry · Mathematics 2026-01-23 Diego Artacho , Marie-Amélie Lawn , Miguel Ortega

We classify the surfaces translating under the flows by sub-affine-critical powers of the Gauss curvature. This, in particular, lists all translating solitons possibly model Type II singularities for convex closed solutions in all positive…

Differential Geometry · Mathematics 2024-07-22 Beomjun Choi , Kyeongsu Choi , Soojung Kim

In this paper, we study entire translating solutions $u(x)$ to a mean curvature flow equation in Minkowski space. We show that if $\Sigma=\{(x, u(x))| x\in\mathbb{R}^n\}$ is a strictly spacelike hypersurface, then $\Sigma$ reduces to a…

Differential Geometry · Mathematics 2015-05-08 Joel Spruck , Ling Xiao

This paper shows the existence of convex translating surfaces under the flow by the $\alpha$-th power of Gauss curvature for the sub-affine-critical regime $ 0 < \alpha < 1/4$. The key aspect of our study is that our ansatz at infinity is…

Differential Geometry · Mathematics 2024-06-04 Beomjun Choi , Kyeongsu Choi , Soojung Kim

We classify rotational surfaces in the three-dimensional Euclidean space whose Gaussian curvature $K$ satisfies \begin{equation*} K\Delta K - \|\nabla K\|^2-4K^3 = 0. \end{equation*} These surfaces are referred to as rotational Ricci…

Differential Geometry · Mathematics 2024-02-20 Iury Domingos , Roney Santos , Feliciano Vitório

This is a sequel to [2] and [3], which study the second boundary value problems for mean curvature flow. Consequently, we construct the translating solitons with prescribed Gauss image in Minkowski space.

Differential Geometry · Mathematics 2024-04-10 Rongli Huang

In this study, we give weighted mean and weighted Gaussian curvatures of two types of timelike general rotational surfaces with non-null plane meridian curves in four-dimensional Minkowski space E^4_1 with density…

General Mathematics · Mathematics 2023-05-30 Ahmet Kazan , Mustafa Altın , Dae Won Yoon

In this paper, we consider the evolution of spacelike graphic hypersurfaces defined over a convex piece of hyperbolic plane $\mathscr{H}^{n}(1)$, of center at origin and radius $1$, in the $(n+1)$-dimensional Lorentz-Minkowski space…

Differential Geometry · Mathematics 2021-08-20 Ya Gao , Jing Mao

We study rotational surfaces with constant Minkowski Gaussian curvature and rotational surfaces with constant Minkowski mean curvature in a $3$-dimensional normed space with rotationally symmetric norm. We have a generalization of the…

Differential Geometry · Mathematics 2021-12-03 Makoto Sakaki

In this paper, by the studying of the Gauss map, Laplacian operator, curvatures of surfaces in $\mathbb{R}_{1}^{3}$ and Bour's theorem, we are going to identify surfaces of revolution with pointwise 1-type Gauss map property in…

Differential Geometry · Mathematics 2008-12-30 V. Milani , A. Shojaei-Fard

In this paper we construct complete convex hypersurfaces in $\mathbb R^{n+1}$ which translate under the flow by powers $\alpha \in (0, \frac1{n+2})$ of the Gauss curvature. The level set of each solution is asymptotic to a shrinking soliton…

Differential Geometry · Mathematics 2022-04-20 Beomjun Choi

The Gauss map of non-degenerate surfaces in the three-dimensional Minkowski space are viewed as dynamical fields of the two-dimensional O(2,1) Nonlinear Sigma Model. In this setting, the moduli space of solutions with rotational symmetry is…

Mathematical Physics · Physics 2009-07-22 Manuel Barros , Magdalena Caballero , Miguel Ortega

Translators in the special linear group $SL(2,\mathbb{R})$ are surfaces whose mean curvature $H$ and unit normal vector $N$ satisfy $H=\langle N,X\rangle$, where $X$ is a fixed Killing vector field. In this paper we study and classify those…

Differential Geometry · Mathematics 2024-05-28 Rafael López , Marian Ioan Munteanu

We consider {translators} (i.e., initial condition of translating solitons) to mean curvature flow (MCF) in the hyperbolic $3$-space $\mathbb H^3$, providing existence and classification results. More specifically, we show the existence and…

Differential Geometry · Mathematics 2024-12-19 R. F. de Lima , A. K. Ramos , J. P. dos Santos

In this work, we study spacelike surfaces in Minkowski space $E_1^3$ foliated by pieces of circles and that satisfy a linear Weingarten condition of type $a H+b K=c$, where $a,b$ and $c$ are constant and $H$ and $K$ denote the mean…

Differential Geometry · Mathematics 2009-09-15 Ozgur Boyacioglu Kalkan , Rafael López , Derya Saglam

In Euclidean space, we investigate surfaces whose mean curvature $H$ satisfies the equation $H=\alpha\langle N,\mathbf{x}\rangle+\lambda$, where $N$ is the Gauss map, $\mathbf{x}$ is the position vector and $\alpha$ and $\lambda$ are two…

Differential Geometry · Mathematics 2020-05-18 Rafael López

Analogous to the bowl soliton of mean curvature flow, we construct rotationally symmetric translating solutions to a very large class of extrinsic curvature flows, namely those whose speeds are $\alpha$-homogeneous ($\alpha>0$), elliptic…

Differential Geometry · Mathematics 2021-09-23 Sathyanarayanan Rengaswami

In this paper, for the Lorentz manifold $M^{2}\times\mathbb{R}$, with $M^{2}$ a $2$-dimensional complete surface with nonnegative Gaussian curvature, we investigate its space-like graphs over compact strictly convex domains in $M^{2}$,…

Differential Geometry · Mathematics 2018-05-22 Li Chen , Dan-Dan Hu , Jing Mao , Ni Xiang